package top.wonew.helper.utils;


public class IUtils {
    public static String getRandomHex(int length) {
        char[] cArr = new char[length];
        for (int i = 0; i < cArr.length; i++) {
            double random = Math.random();
            cArr[i] = "0123456789abcdef".charAt((int) (random * length));
        }
        return new String(cArr);
    }
}
